Completed first labs build sprint ticket

[sydneycamille0896]

Description

Completed labs first build sprint ticket - updated landing page structure and styling.

• RenderLandingPage.jsx updated to correctly render graph, middle and bottom sections.
• RenderLandingPage.less updated to correct styling.

Video Link

[Loom Video](Add your loom video link here)

Type of change

• [X ] Bug fix (non-breaking change which fixes an issue)

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have removed unnecessary comments/console logs from my code
• My changes generate no new warnings
• I have checked my code and corrected any misspellings
• No duplicate code left within changed files
• Size of pull request kept to a minimum
• Pull request description clearly describes changes made & motivations for said changes